Huffington Post: When I voted for the Clean Air Act as a Member of Congress in 1970, I received a stern warning from special interests: Environmental protection hurts economic growth. When I voted for the Clean Water Act in 1972, the Endangered Species Act in 1973, and the first federal fuel economy standards in 1975, the usual suspects were out in force with a familiar message: green regulations are just too costly. Today, following decades of environmental action, I'm proud to advocate for federal climate legislation...